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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/generic/grid.h
3 // Purpose: wxGrid and related classes
4 // Author: Michael Bedward (based on code by Julian Smart, Robin Dunn)
5 // Modified by: Santiago Palacios
6 // Created: 1/08/1999
7 // RCS-ID: $Id$
8 // Copyright: (c) Michael Bedward
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifndef _WX_GENERIC_GRID_H_
13 #define _WX_GENERIC_GRID_H_
14
15 #include "wx/defs.h"
16
17 #if wxUSE_GRID
18
19 #include "wx/scrolwin.h"
20
21 // ----------------------------------------------------------------------------
22 // constants
23 // ----------------------------------------------------------------------------
24
25 extern WXDLLIMPEXP_DATA_ADV(const wxChar) wxGridNameStr[];
26
27 // Default parameters for wxGrid
28 //
29 #define WXGRID_DEFAULT_NUMBER_ROWS 10
30 #define WXGRID_DEFAULT_NUMBER_COLS 10
31 #if defined(__WXMSW__) || defined(__WXGTK20__)
32 #define WXGRID_DEFAULT_ROW_HEIGHT 25
33 #else
34 #define WXGRID_DEFAULT_ROW_HEIGHT 30
35 #endif // __WXMSW__
36 #define WXGRID_DEFAULT_COL_WIDTH 80
37 #define WXGRID_DEFAULT_COL_LABEL_HEIGHT 32
38 #define WXGRID_DEFAULT_ROW_LABEL_WIDTH 82
39 #define WXGRID_LABEL_EDGE_ZONE 2
40 #define WXGRID_MIN_ROW_HEIGHT 15
41 #define WXGRID_MIN_COL_WIDTH 15
42 #define WXGRID_DEFAULT_SCROLLBAR_WIDTH 16
43
44 // type names for grid table values
45 #define wxGRID_VALUE_STRING _T("string")
46 #define wxGRID_VALUE_BOOL _T("bool")
47 #define wxGRID_VALUE_NUMBER _T("long")
48 #define wxGRID_VALUE_FLOAT _T("double")
49 #define wxGRID_VALUE_CHOICE _T("choice")
50
51 #define wxGRID_VALUE_TEXT wxGRID_VALUE_STRING
52 #define wxGRID_VALUE_LONG wxGRID_VALUE_NUMBER
53
54 // magic constant which tells (to some functions) to automatically calculate
55 // the appropriate size
56 #define wxGRID_AUTOSIZE (-1)
57
58 // many wxGrid methods work either with columns or rows, this enum is used for
59 // the parameter indicating which one should it be
60 enum wxGridDirection
61 {
62 wxGRID_COLUMN,
63 wxGRID_ROW
64 };
65
66 // ----------------------------------------------------------------------------
67 // forward declarations
68 // ----------------------------------------------------------------------------
69
70 class WXDLLIMPEXP_FWD_ADV wxGrid;
71 class WXDLLIMPEXP_FWD_ADV wxGridCellAttr;
72 class WXDLLIMPEXP_FWD_ADV wxGridCellAttrProviderData;
73 class WXDLLIMPEXP_FWD_ADV wxGridColLabelWindow;
74 class WXDLLIMPEXP_FWD_ADV wxGridCornerLabelWindow;
75 class WXDLLIMPEXP_FWD_ADV wxGridRowLabelWindow;
76 class WXDLLIMPEXP_FWD_ADV wxGridWindow;
77 class WXDLLIMPEXP_FWD_ADV wxGridTypeRegistry;
78 class WXDLLIMPEXP_FWD_ADV wxGridSelection;
79
80 class WXDLLIMPEXP_FWD_CORE wxCheckBox;
81 class WXDLLIMPEXP_FWD_CORE wxComboBox;
82 class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
83 #if wxUSE_SPINCTRL
84 class WXDLLIMPEXP_FWD_CORE wxSpinCtrl;
85 #endif
86
87 // ----------------------------------------------------------------------------
88 // macros
89 // ----------------------------------------------------------------------------
90
91 #define wxSafeIncRef(p) if ( p ) (p)->IncRef()
92 #define wxSafeDecRef(p) if ( p ) (p)->DecRef()
93
94 // ----------------------------------------------------------------------------
95 // wxGridCellWorker: common base class for wxGridCellRenderer and
96 // wxGridCellEditor
97 //
98 // NB: this is more an implementation convenience than a design issue, so this
99 // class is not documented and is not public at all
100 // ----------------------------------------------------------------------------
101
102 class WXDLLIMPEXP_ADV wxGridCellWorker : public wxClientDataContainer
103 {
104 public:
105 wxGridCellWorker() { m_nRef = 1; }
106
107 // this class is ref counted: it is created with ref count of 1, so
108 // calling DecRef() once will delete it. Calling IncRef() allows to lock
109 // it until the matching DecRef() is called
110 void IncRef() { m_nRef++; }
111 void DecRef() { if ( --m_nRef == 0 ) delete this; }
112
113 // interpret renderer parameters: arbitrary string whose interpretatin is
114 // left to the derived classes
115 virtual void SetParameters(const wxString& params);
116
117 protected:
118 // virtual dtor for any base class - private because only DecRef() can
119 // delete us
120 virtual ~wxGridCellWorker();
121
122 private:
123 size_t m_nRef;
124
125 // suppress the stupid gcc warning about the class having private dtor and
126 // no friends
127 friend class wxGridCellWorkerDummyFriend;
128 };
129
130 // ----------------------------------------------------------------------------
131 // wxGridCellRenderer: this class is responsible for actually drawing the cell
132 // in the grid. You may pass it to the wxGridCellAttr (below) to change the
133 // format of one given cell or to wxGrid::SetDefaultRenderer() to change the
134 // view of all cells. This is an ABC, you will normally use one of the
135 // predefined derived classes or derive your own class from it.
136 // ----------------------------------------------------------------------------
137
138 class WXDLLIMPEXP_ADV wxGridCellRenderer : public wxGridCellWorker
139 {
140 public:
141 // draw the given cell on the provided DC inside the given rectangle
142 // using the style specified by the attribute and the default or selected
143 // state corresponding to the isSelected value.
144 //
145 // this pure virtual function has a default implementation which will
146 // prepare the DC using the given attribute: it will draw the rectangle
147 // with the bg colour from attr and set the text colour and font
148 virtual void Draw(wxGrid& grid,
149 wxGridCellAttr& attr,
150 wxDC& dc,
151 const wxRect& rect,
152 int row, int col,
153 bool isSelected) = 0;
154
155 // get the preferred size of the cell for its contents
156 virtual wxSize GetBestSize(wxGrid& grid,
157 wxGridCellAttr& attr,
158 wxDC& dc,
159 int row, int col) = 0;
160
161 // create a new object which is the copy of this one
162 virtual wxGridCellRenderer *Clone() const = 0;
163 };
164
165 // the default renderer for the cells containing string data
166 class WXDLLIMPEXP_ADV wxGridCellStringRenderer : public wxGridCellRenderer
167 {
168 public:
169 // draw the string
170 virtual void Draw(wxGrid& grid,
171 wxGridCellAttr& attr,
172 wxDC& dc,
173 const wxRect& rect,
174 int row, int col,
175 bool isSelected);
176
177 // return the string extent
178 virtual wxSize GetBestSize(wxGrid& grid,
179 wxGridCellAttr& attr,
180 wxDC& dc,
181 int row, int col);
182
183 virtual wxGridCellRenderer *Clone() const
184 { return new wxGridCellStringRenderer; }
185
186 protected:
187 // set the text colours before drawing
188 void SetTextColoursAndFont(const wxGrid& grid,
189 const wxGridCellAttr& attr,
190 wxDC& dc,
191 bool isSelected);
192
193 // calc the string extent for given string/font
194 wxSize DoGetBestSize(const wxGridCellAttr& attr,
195 wxDC& dc,
196 const wxString& text);
197 };
198
199 // the default renderer for the cells containing numeric (long) data
200 class WXDLLIMPEXP_ADV wxGridCellNumberRenderer : public wxGridCellStringRenderer
201 {
202 public:
203 // draw the string right aligned
204 virtual void Draw(wxGrid& grid,
205 wxGridCellAttr& attr,
206 wxDC& dc,
207 const wxRect& rect,
208 int row, int col,
209 bool isSelected);
210
211 virtual wxSize GetBestSize(wxGrid& grid,
212 wxGridCellAttr& attr,
213 wxDC& dc,
214 int row, int col);
215
216 virtual wxGridCellRenderer *Clone() const
217 { return new wxGridCellNumberRenderer; }
218
219 protected:
220 wxString GetString(const wxGrid& grid, int row, int col);
221 };
222
223 class WXDLLIMPEXP_ADV wxGridCellFloatRenderer : public wxGridCellStringRenderer
224 {
225 public:
226 wxGridCellFloatRenderer(int width = -1, int precision = -1);
227
228 // get/change formatting parameters
229 int GetWidth() const { return m_width; }
230 void SetWidth(int width) { m_width = width; m_format.clear(); }
231 int GetPrecision() const { return m_precision; }
232 void SetPrecision(int precision) { m_precision = precision; m_format.clear(); }
233
234 // draw the string right aligned with given width/precision
235 virtual void Draw(wxGrid& grid,
236 wxGridCellAttr& attr,
237 wxDC& dc,
238 const wxRect& rect,
239 int row, int col,
240 bool isSelected);
241
242 virtual wxSize GetBestSize(wxGrid& grid,
243 wxGridCellAttr& attr,
244 wxDC& dc,
245 int row, int col);
246
247 // parameters string format is "width[,precision]"
248 virtual void SetParameters(const wxString& params);
249
250 virtual wxGridCellRenderer *Clone() const;
251
252 protected:
253 wxString GetString(const wxGrid& grid, int row, int col);
254
255 private:
256 // formatting parameters
257 int m_width,
258 m_precision;
259
260 wxString m_format;
261 };
262
263 // renderer for boolean fields
264 class WXDLLIMPEXP_ADV wxGridCellBoolRenderer : public wxGridCellRenderer
265 {
266 public:
267 // draw a check mark or nothing
268 virtual void Draw(wxGrid& grid,
269 wxGridCellAttr& attr,
270 wxDC& dc,
271 const wxRect& rect,
272 int row, int col,
273 bool isSelected);
274
275 // return the checkmark size
276 virtual wxSize GetBestSize(wxGrid& grid,
277 wxGridCellAttr& attr,
278 wxDC& dc,
279 int row, int col);
280
281 virtual wxGridCellRenderer *Clone() const
282 { return new wxGridCellBoolRenderer; }
283
284 private:
285 static wxSize ms_sizeCheckMark;
286 };
287
288 // ----------------------------------------------------------------------------
289 // wxGridCellEditor: This class is responsible for providing and manipulating
290 // the in-place edit controls for the grid. Instances of wxGridCellEditor
291 // (actually, instances of derived classes since it is an ABC) can be
292 // associated with the cell attributes for individual cells, rows, columns, or
293 // even for the entire grid.
294 // ----------------------------------------------------------------------------
295
296 class WXDLLIMPEXP_ADV wxGridCellEditor : public wxGridCellWorker
297 {
298 public:
299 wxGridCellEditor();
300
301 bool IsCreated() { return m_control != NULL; }
302 wxControl* GetControl() { return m_control; }
303 void SetControl(wxControl* control) { m_control = control; }
304
305 wxGridCellAttr* GetCellAttr() { return m_attr; }
306 void SetCellAttr(wxGridCellAttr* attr) { m_attr = attr; }
307
308 // Creates the actual edit control
309 virtual void Create(wxWindow* parent,
310 wxWindowID id,
311 wxEvtHandler* evtHandler) = 0;
312
313 // Size and position the edit control
314 virtual void SetSize(const wxRect& rect);
315
316 // Show or hide the edit control, use the specified attributes to set
317 // colours/fonts for it
318 virtual void Show(bool show, wxGridCellAttr *attr = (wxGridCellAttr *)NULL);
319
320 // Draws the part of the cell not occupied by the control: the base class
321 // version just fills it with background colour from the attribute
322 virtual void PaintBackground(const wxRect& rectCell, wxGridCellAttr *attr);
323
324 // Fetch the value from the table and prepare the edit control
325 // to begin editing. Set the focus to the edit control.
326 virtual void BeginEdit(int row, int col, wxGrid* grid) = 0;
327
328 // Complete the editing of the current cell. Returns true if the value has
329 // changed. If necessary, the control may be destroyed.
330 virtual bool EndEdit(int row, int col, wxGrid* grid) = 0;
331
332 // Reset the value in the control back to its starting value
333 virtual void Reset() = 0;
334
335 // return true to allow the given key to start editing: the base class
336 // version only checks that the event has no modifiers. The derived
337 // classes are supposed to do "if ( base::IsAcceptedKey() && ... )" in
338 // their IsAcceptedKey() implementation, although, of course, it is not a
339 // mandatory requirment.
340 //
341 // NB: if the key is F2 (special), editing will always start and this
342 // method will not be called at all (but StartingKey() will)
343 virtual bool IsAcceptedKey(wxKeyEvent& event);
344
345 // If the editor is enabled by pressing keys on the grid, this will be
346 // called to let the editor do something about that first key if desired
347 virtual void StartingKey(wxKeyEvent& event);
348
349 // if the editor is enabled by clicking on the cell, this method will be
350 // called
351 virtual void StartingClick();
352
353 // Some types of controls on some platforms may need some help
354 // with the Return key.
355 virtual void HandleReturn(wxKeyEvent& event);
356
357 // Final cleanup
358 virtual void Destroy();
359
360 // create a new object which is the copy of this one
361 virtual wxGridCellEditor *Clone() const = 0;
362
363 // added GetValue so we can get the value which is in the control
364 virtual wxString GetValue() const = 0;
365
366 protected:
367 // the dtor is private because only DecRef() can delete us
368 virtual ~wxGridCellEditor();
369
370 // the control we show on screen
371 wxControl* m_control;
372
373 // a temporary pointer to the attribute being edited
374 wxGridCellAttr* m_attr;
375
376 // if we change the colours/font of the control from the default ones, we
377 // must restore the default later and we save them here between calls to
378 // Show(true) and Show(false)
379 wxColour m_colFgOld,
380 m_colBgOld;
381 wxFont m_fontOld;
382
383 // suppress the stupid gcc warning about the class having private dtor and
384 // no friends
385 friend class wxGridCellEditorDummyFriend;
386
387 DECLARE_NO_COPY_CLASS(wxGridCellEditor)
388 };
389
390 #if wxUSE_TEXTCTRL
391
392 // the editor for string/text data
393 class WXDLLIMPEXP_ADV wxGridCellTextEditor : public wxGridCellEditor
394 {
395 public:
396 wxGridCellTextEditor();
397
398 virtual void Create(wxWindow* parent,
399 wxWindowID id,
400 wxEvtHandler* evtHandler);
401 virtual void SetSize(const wxRect& rect);
402
403 virtual void PaintBackground(const wxRect& rectCell, wxGridCellAttr *attr);
404
405 virtual bool IsAcceptedKey(wxKeyEvent& event);
406 virtual void BeginEdit(int row, int col, wxGrid* grid);
407 virtual bool EndEdit(int row, int col, wxGrid* grid);
408
409 virtual void Reset();
410 virtual void StartingKey(wxKeyEvent& event);
411 virtual void HandleReturn(wxKeyEvent& event);
412
413 // parameters string format is "max_width"
414 virtual void SetParameters(const wxString& params);
415
416 virtual wxGridCellEditor *Clone() const
417 { return new wxGridCellTextEditor; }
418
419 // added GetValue so we can get the value which is in the control
420 virtual wxString GetValue() const;
421
422 protected:
423 wxTextCtrl *Text() const { return (wxTextCtrl *)m_control; }
424
425 // parts of our virtual functions reused by the derived classes
426 void DoCreate(wxWindow* parent, wxWindowID id, wxEvtHandler* evtHandler,
427 long style = 0);
428 void DoBeginEdit(const wxString& startValue);
429 void DoReset(const wxString& startValue);
430
431 private:
432 size_t m_maxChars; // max number of chars allowed
433 wxString m_startValue;
434
435 DECLARE_NO_COPY_CLASS(wxGridCellTextEditor)
436 };
437
438 // the editor for numeric (long) data
439 class WXDLLIMPEXP_ADV wxGridCellNumberEditor : public wxGridCellTextEditor
440 {
441 public:
442 // allows to specify the range - if min == max == -1, no range checking is
443 // done
444 wxGridCellNumberEditor(int min = -1, int max = -1);
445
446 virtual void Create(wxWindow* parent,
447 wxWindowID id,
448 wxEvtHandler* evtHandler);
449
450 virtual bool IsAcceptedKey(wxKeyEvent& event);
451 virtual void BeginEdit(int row, int col, wxGrid* grid);
452 virtual bool EndEdit(int row, int col, wxGrid* grid);
453
454 virtual void Reset();
455 virtual void StartingKey(wxKeyEvent& event);
456
457 // parameters string format is "min,max"
458 virtual void SetParameters(const wxString& params);
459
460 virtual wxGridCellEditor *Clone() const
461 { return new wxGridCellNumberEditor(m_min, m_max); }
462
463 // added GetValue so we can get the value which is in the control
464 virtual wxString GetValue() const;
465
466 protected:
467 #if wxUSE_SPINCTRL
468 wxSpinCtrl *Spin() const { return (wxSpinCtrl *)m_control; }
469 #endif
470
471 // if HasRange(), we use wxSpinCtrl - otherwise wxTextCtrl
472 bool HasRange() const
473 {
474 #if wxUSE_SPINCTRL
475 return m_min != m_max;
476 #else
477 return false;
478 #endif
479 }
480
481 // string representation of m_valueOld
482 wxString GetString() const
483 { return wxString::Format(_T("%ld"), m_valueOld); }
484
485 private:
486 int m_min,
487 m_max;
488
489 long m_valueOld;
490
491 DECLARE_NO_COPY_CLASS(wxGridCellNumberEditor)
492 };
493
494 // the editor for floating point numbers (double) data
495 class WXDLLIMPEXP_ADV wxGridCellFloatEditor : public wxGridCellTextEditor
496 {
497 public:
498 wxGridCellFloatEditor(int width = -1, int precision = -1);
499
500 virtual void Create(wxWindow* parent,
501 wxWindowID id,
502 wxEvtHandler* evtHandler);
503
504 virtual bool IsAcceptedKey(wxKeyEvent& event);
505 virtual void BeginEdit(int row, int col, wxGrid* grid);
506 virtual bool EndEdit(int row, int col, wxGrid* grid);
507
508 virtual void Reset();
509 virtual void StartingKey(wxKeyEvent& event);
510
511 virtual wxGridCellEditor *Clone() const
512 { return new wxGridCellFloatEditor(m_width, m_precision); }
513
514 // parameters string format is "width,precision"
515 virtual void SetParameters(const wxString& params);
516
517 protected:
518 // string representation of m_valueOld
519 wxString GetString() const;
520
521 private:
522 int m_width,
523 m_precision;
524 double m_valueOld;
525
526 DECLARE_NO_COPY_CLASS(wxGridCellFloatEditor)
527 };
528
529 #endif // wxUSE_TEXTCTRL
530
531 #if wxUSE_CHECKBOX
532
533 // the editor for boolean data
534 class WXDLLIMPEXP_ADV wxGridCellBoolEditor : public wxGridCellEditor
535 {
536 public:
537 wxGridCellBoolEditor() { }
538
539 virtual void Create(wxWindow* parent,
540 wxWindowID id,
541 wxEvtHandler* evtHandler);
542
543 virtual void SetSize(const wxRect& rect);
544 virtual void Show(bool show, wxGridCellAttr *attr = NULL);
545
546 virtual bool IsAcceptedKey(wxKeyEvent& event);
547 virtual void BeginEdit(int row, int col, wxGrid* grid);
548 virtual bool EndEdit(int row, int col, wxGrid* grid);
549
550 virtual void Reset();
551 virtual void StartingClick();
552 virtual void StartingKey(wxKeyEvent& event);
553
554 virtual wxGridCellEditor *Clone() const
555 { return new wxGridCellBoolEditor; }
556
557 // added GetValue so we can get the value which is in the control, see
558 // also UseStringValues()
559 virtual wxString GetValue() const;
560
561 // set the string values returned by GetValue() for the true and false
562 // states, respectively
563 static void UseStringValues(const wxString& valueTrue = _T("1"),
564 const wxString& valueFalse = wxEmptyString);
565
566 // return true if the given string is equal to the string representation of
567 // true value which we currently use
568 static bool IsTrueValue(const wxString& value);
569
570 protected:
571 wxCheckBox *CBox() const { return (wxCheckBox *)m_control; }
572
573 private:
574 bool m_startValue;
575
576 static wxString ms_stringValues[2];
577
578 DECLARE_NO_COPY_CLASS(wxGridCellBoolEditor)
579 };
580
581 #endif // wxUSE_CHECKBOX
582
583 #if wxUSE_COMBOBOX
584
585 // the editor for string data allowing to choose from the list of strings
586 class WXDLLIMPEXP_ADV wxGridCellChoiceEditor : public wxGridCellEditor
587 {
588 public:
589 // if !allowOthers, user can't type a string not in choices array
590 wxGridCellChoiceEditor(size_t count = 0,
591 const wxString choices[] = NULL,
592 bool allowOthers = false);
593 wxGridCellChoiceEditor(const wxArrayString& choices,
594 bool allowOthers = false);
595
596 virtual void Create(wxWindow* parent,
597 wxWindowID id,
598 wxEvtHandler* evtHandler);
599
600 virtual void PaintBackground(const wxRect& rectCell, wxGridCellAttr *attr);
601
602 virtual void BeginEdit(int row, int col, wxGrid* grid);
603 virtual bool EndEdit(int row, int col, wxGrid* grid);
604
605 virtual void Reset();
606
607 // parameters string format is "item1[,item2[...,itemN]]"
608 virtual void SetParameters(const wxString& params);
609
610 virtual wxGridCellEditor *Clone() const;
611
612 // added GetValue so we can get the value which is in the control
613 virtual wxString GetValue() const;
614
615 protected:
616 wxComboBox *Combo() const { return (wxComboBox *)m_control; }
617
618 // DJC - (MAPTEK) you at least need access to m_choices if you
619 // wish to override this class
620 protected:
621 wxString m_startValue;
622 wxArrayString m_choices;
623 bool m_allowOthers;
624
625 DECLARE_NO_COPY_CLASS(wxGridCellChoiceEditor)
626 };
627
628 #endif // wxUSE_COMBOBOX
629
630 // ----------------------------------------------------------------------------
631 // wxGridCellAttr: this class can be used to alter the cells appearance in
632 // the grid by changing their colour/font/... from default. An object of this
633 // class may be returned by wxGridTable::GetAttr().
634 // ----------------------------------------------------------------------------
635
636 class WXDLLIMPEXP_ADV wxGridCellAttr : public wxClientDataContainer
637 {
638 public:
639 enum wxAttrKind
640 {
641 Any,
642 Default,
643 Cell,
644 Row,
645 Col,
646 Merged
647 };
648
649 // ctors
650 wxGridCellAttr(wxGridCellAttr *attrDefault = NULL)
651 {
652 Init(attrDefault);
653
654 // MB: args used to be 0,0 here but wxALIGN_LEFT is 0
655 SetAlignment(-1, -1);
656 }
657
658 // VZ: considering the number of members wxGridCellAttr has now, this ctor
659 // seems to be pretty useless... may be we should just remove it?
660 wxGridCellAttr(const wxColour& colText,
661 const wxColour& colBack,
662 const wxFont& font,
663 int hAlign,
664 int vAlign)
665 : m_colText(colText), m_colBack(colBack), m_font(font)
666 {
667 Init();
668 SetAlignment(hAlign, vAlign);
669 }
670
671 // creates a new copy of this object
672 wxGridCellAttr *Clone() const;
673 void MergeWith(wxGridCellAttr *mergefrom);
674
675 // this class is ref counted: it is created with ref count of 1, so
676 // calling DecRef() once will delete it. Calling IncRef() allows to lock
677 // it until the matching DecRef() is called
678 void IncRef() { m_nRef++; }
679 void DecRef() { if ( --m_nRef == 0 ) delete this; }
680
681 // setters
682 void SetTextColour(const wxColour& colText) { m_colText = colText; }
683 void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; }
684 void SetFont(const wxFont& font) { m_font = font; }
685 void SetAlignment(int hAlign, int vAlign)
686 {
687 m_hAlign = hAlign;
688 m_vAlign = vAlign;
689 }
690 void SetSize(int num_rows, int num_cols);
691 void SetOverflow(bool allow = true)
692 { m_overflow = allow ? Overflow : SingleCell; }
693 void SetReadOnly(bool isReadOnly = true)
694 { m_isReadOnly = isReadOnly ? ReadOnly : ReadWrite; }
695
696 // takes ownership of the pointer
697 void SetRenderer(wxGridCellRenderer *renderer)
698 { wxSafeDecRef(m_renderer); m_renderer = renderer; }
699 void SetEditor(wxGridCellEditor* editor)
700 { wxSafeDecRef(m_editor); m_editor = editor; }
701
702 void SetKind(wxAttrKind kind) { m_attrkind = kind; }
703
704 // accessors
705 bool HasTextColour() const { return m_colText.Ok(); }
706 bool HasBackgroundColour() const { return m_colBack.Ok(); }
707 bool HasFont() const { return m_font.Ok(); }
708 bool HasAlignment() const { return (m_hAlign != -1 || m_vAlign != -1); }
709 bool HasRenderer() const { return m_renderer != NULL; }
710 bool HasEditor() const { return m_editor != NULL; }
711 bool HasReadWriteMode() const { return m_isReadOnly != Unset; }
712 bool HasOverflowMode() const { return m_overflow != UnsetOverflow; }
713 bool HasSize() const { return m_sizeRows != 1 || m_sizeCols != 1; }
714
715 const wxColour& GetTextColour() const;
716 const wxColour& GetBackgroundColour() const;
717 const wxFont& GetFont() const;
718 void GetAlignment(int *hAlign, int *vAlign) const;
719 void GetSize(int *num_rows, int *num_cols) const;
720 bool GetOverflow() const
721 { return m_overflow != SingleCell; }
722 wxGridCellRenderer *GetRenderer(const wxGrid* grid, int row, int col) const;
723 wxGridCellEditor *GetEditor(const wxGrid* grid, int row, int col) const;
724
725 bool IsReadOnly() const { return m_isReadOnly == wxGridCellAttr::ReadOnly; }
726
727 wxAttrKind GetKind() { return m_attrkind; }
728
729 void SetDefAttr(wxGridCellAttr* defAttr) { m_defGridAttr = defAttr; }
730
731 protected:
732 // the dtor is private because only DecRef() can delete us
733 virtual ~wxGridCellAttr()
734 {
735 wxSafeDecRef(m_renderer);
736 wxSafeDecRef(m_editor);
737 }
738
739 private:
740 enum wxAttrReadMode
741 {
742 Unset = -1,
743 ReadWrite,
744 ReadOnly
745 };
746
747 enum wxAttrOverflowMode
748 {
749 UnsetOverflow = -1,
750 Overflow,
751 SingleCell
752 };
753
754 // the common part of all ctors
755 void Init(wxGridCellAttr *attrDefault = NULL);
756
757
758 // the ref count - when it goes to 0, we die
759 size_t m_nRef;
760
761 wxColour m_colText,
762 m_colBack;
763 wxFont m_font;
764 int m_hAlign,
765 m_vAlign;
766 int m_sizeRows,
767 m_sizeCols;
768
769 wxAttrOverflowMode m_overflow;
770
771 wxGridCellRenderer* m_renderer;
772 wxGridCellEditor* m_editor;
773 wxGridCellAttr* m_defGridAttr;
774
775 wxAttrReadMode m_isReadOnly;
776
777 wxAttrKind m_attrkind;
778
779 // use Clone() instead
780 DECLARE_NO_COPY_CLASS(wxGridCellAttr)
781
782 // suppress the stupid gcc warning about the class having private dtor and
783 // no friends
784 friend class wxGridCellAttrDummyFriend;
785 };
786
787 // ----------------------------------------------------------------------------
788 // wxGridCellAttrProvider: class used by wxGridTableBase to retrieve/store the
789 // cell attributes.
790 // ----------------------------------------------------------------------------
791
792 // implementation note: we separate it from wxGridTableBase because we wish to
793 // avoid deriving a new table class if possible, and sometimes it will be
794 // enough to just derive another wxGridCellAttrProvider instead
795 //
796 // the default implementation is reasonably efficient for the generic case,
797 // but you might still wish to implement your own for some specific situations
798 // if you have performance problems with the stock one
799 class WXDLLIMPEXP_ADV wxGridCellAttrProvider : public wxClientDataContainer
800 {
801 public:
802 wxGridCellAttrProvider();
803 virtual ~wxGridCellAttrProvider();
804
805 // DecRef() must be called on the returned pointer
806 virtual wxGridCellAttr *GetAttr(int row, int col,
807 wxGridCellAttr::wxAttrKind kind ) const;
808
809 // all these functions take ownership of the pointer, don't call DecRef()
810 // on it
811 virtual void SetAttr(wxGridCellAttr *attr, int row, int col);
812 virtual void SetRowAttr(wxGridCellAttr *attr, int row);
813 virtual void SetColAttr(wxGridCellAttr *attr, int col);
814
815 // these functions must be called whenever some rows/cols are deleted
816 // because the internal data must be updated then
817 void UpdateAttrRows( size_t pos, int numRows );
818 void UpdateAttrCols( size_t pos, int numCols );
819
820 private:
821 void InitData();
822
823 wxGridCellAttrProviderData *m_data;
824
825 DECLARE_NO_COPY_CLASS(wxGridCellAttrProvider)
826 };
827
828 //////////////////////////////////////////////////////////////////////
829 //
830 // Grid table classes
831 //
832 //////////////////////////////////////////////////////////////////////
833
834
835 class WXDLLIMPEXP_ADV wxGridTableBase : public wxObject, public wxClientDataContainer
836 {
837 public:
838 wxGridTableBase();
839 virtual ~wxGridTableBase();
840
841 // You must override these functions in a derived table class
842 //
843 virtual int GetNumberRows() = 0;
844 virtual int GetNumberCols() = 0;
845 virtual bool IsEmptyCell( int row, int col ) = 0;
846 virtual wxString GetValue( int row, int col ) = 0;
847 virtual void SetValue( int row, int col, const wxString& value ) = 0;
848
849 // Data type determination and value access
850 virtual wxString GetTypeName( int row, int col );
851 virtual bool CanGetValueAs( int row, int col, const wxString& typeName );
852 virtual bool CanSetValueAs( int row, int col, const wxString& typeName );
853
854 virtual long GetValueAsLong( int row, int col );
855 virtual double GetValueAsDouble( int row, int col );
856 virtual bool GetValueAsBool( int row, int col );
857
858 virtual void SetValueAsLong( int row, int col, long value );
859 virtual void SetValueAsDouble( int row, int col, double value );
860 virtual void SetValueAsBool( int row, int col, bool value );
861
862 // For user defined types
863 virtual void* GetValueAsCustom( int row, int col, const wxString& typeName );
864 virtual void SetValueAsCustom( int row, int col, const wxString& typeName, void* value );
865
866
867 // Overriding these is optional
868 //
869 virtual void SetView( wxGrid *grid ) { m_view = grid; }
870 virtual wxGrid * GetView() const { return m_view; }
871
872 virtual void Clear() {}
873 virtual bool InsertRows( size_t pos = 0, size_t numRows = 1 );
874 virtual bool AppendRows( size_t numRows = 1 );
875 virtual bool DeleteRows( size_t pos = 0, size_t numRows = 1 );
876 virtual bool InsertCols( size_t pos = 0, size_t numCols = 1 );
877 virtual bool AppendCols( size_t numCols = 1 );
878 virtual bool DeleteCols( size_t pos = 0, size_t numCols = 1 );
879
880 virtual wxString GetRowLabelValue( int row );
881 virtual wxString GetColLabelValue( int col );
882 virtual void SetRowLabelValue( int WXUNUSED(row), const wxString& ) {}
883 virtual void SetColLabelValue( int WXUNUSED(col), const wxString& ) {}
884
885 // Attribute handling
886 //
887
888 // give us the attr provider to use - we take ownership of the pointer
889 void SetAttrProvider(wxGridCellAttrProvider *attrProvider);
890
891 // get the currently used attr provider (may be NULL)
892 wxGridCellAttrProvider *GetAttrProvider() const { return m_attrProvider; }
893
894 // Does this table allow attributes? Default implementation creates
895 // a wxGridCellAttrProvider if necessary.
896 virtual bool CanHaveAttributes();
897
898 // by default forwarded to wxGridCellAttrProvider if any. May be
899 // overridden to handle attributes directly in the table.
900 virtual wxGridCellAttr *GetAttr( int row, int col,
901 wxGridCellAttr::wxAttrKind kind );
902
903
904 // these functions take ownership of the pointer
905 virtual void SetAttr(wxGridCellAttr* attr, int row, int col);
906 virtual void SetRowAttr(wxGridCellAttr *attr, int row);
907 virtual void SetColAttr(wxGridCellAttr *attr, int col);
908
909 private:
910 wxGrid * m_view;
911 wxGridCellAttrProvider *m_attrProvider;
912
913 DECLARE_ABSTRACT_CLASS(wxGridTableBase)
914 DECLARE_NO_COPY_CLASS(wxGridTableBase)
915 };
916
917
918 // ----------------------------------------------------------------------------
919 // wxGridTableMessage
920 // ----------------------------------------------------------------------------
921
922 // IDs for messages sent from grid table to view
923 //
924 enum wxGridTableRequest
925 {
926 wxGRIDTABLE_REQUEST_VIEW_GET_VALUES = 2000,
927 wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES,
928 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
929 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
930 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
931 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
932 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
933 wxGRIDTABLE_NOTIFY_COLS_DELETED
934 };
935
936 class WXDLLIMPEXP_ADV wxGridTableMessage
937 {
938 public:
939 wxGridTableMessage();
940 wxGridTableMessage( wxGridTableBase *table, int id,
941 int comInt1 = -1,
942 int comInt2 = -1 );
943
944 void SetTableObject( wxGridTableBase *table ) { m_table = table; }
945 wxGridTableBase * GetTableObject() const { return m_table; }
946 void SetId( int id ) { m_id = id; }
947 int GetId() { return m_id; }
948 void SetCommandInt( int comInt1 ) { m_comInt1 = comInt1; }
949 int GetCommandInt() { return m_comInt1; }
950 void SetCommandInt2( int comInt2 ) { m_comInt2 = comInt2; }
951 int GetCommandInt2() { return m_comInt2; }
952
953 private:
954 wxGridTableBase *m_table;
955 int m_id;
956 int m_comInt1;
957 int m_comInt2;
958
959 DECLARE_NO_COPY_CLASS(wxGridTableMessage)
960 };
961
962
963
964 // ------ wxGridStringArray
965 // A 2-dimensional array of strings for data values
966 //
967
968 WX_DECLARE_OBJARRAY_WITH_DECL(wxArrayString, wxGridStringArray,
969 class WXDLLIMPEXP_ADV);
970
971
972
973 // ------ wxGridStringTable
974 //
975 // Simplest type of data table for a grid for small tables of strings
976 // that are stored in memory
977 //
978
979 class WXDLLIMPEXP_ADV wxGridStringTable : public wxGridTableBase
980 {
981 public:
982 wxGridStringTable();
983 wxGridStringTable( int numRows, int numCols );
984 virtual ~wxGridStringTable();
985
986 // these are pure virtual in wxGridTableBase
987 //
988 int GetNumberRows();
989 int GetNumberCols();
990 wxString GetValue( int row, int col );
991 void SetValue( int row, int col, const wxString& s );
992 bool IsEmptyCell( int row, int col );
993
994 // overridden functions from wxGridTableBase
995 //
996 void Clear();
997 bool InsertRows( size_t pos = 0, size_t numRows = 1 );
998 bool AppendRows( size_t numRows = 1 );
999 bool DeleteRows( size_t pos = 0, size_t numRows = 1 );
1000 bool InsertCols( size_t pos = 0, size_t numCols = 1 );
1001 bool AppendCols( size_t numCols = 1 );
1002 bool DeleteCols( size_t pos = 0, size_t numCols = 1 );
1003
1004 void SetRowLabelValue( int row, const wxString& );
1005 void SetColLabelValue( int col, const wxString& );
1006 wxString GetRowLabelValue( int row );
1007 wxString GetColLabelValue( int col );
1008
1009 private:
1010 wxGridStringArray m_data;
1011
1012 // These only get used if you set your own labels, otherwise the
1013 // GetRow/ColLabelValue functions return wxGridTableBase defaults
1014 //
1015 wxArrayString m_rowLabels;
1016 wxArrayString m_colLabels;
1017
1018 DECLARE_DYNAMIC_CLASS_NO_COPY( wxGridStringTable )
1019 };
1020
1021
1022
1023 // ============================================================================
1024 // Grid view classes
1025 // ============================================================================
1026
1027 // ----------------------------------------------------------------------------
1028 // wxGridCellCoords: location of a cell in the grid
1029 // ----------------------------------------------------------------------------
1030
1031 class WXDLLIMPEXP_ADV wxGridCellCoords
1032 {
1033 public:
1034 wxGridCellCoords() { m_row = m_col = -1; }
1035 wxGridCellCoords( int r, int c ) { m_row = r; m_col = c; }
1036
1037 // default copy ctor is ok
1038
1039 int GetRow() const { return m_row; }
1040 void SetRow( int n ) { m_row = n; }
1041 int GetCol() const { return m_col; }
1042 void SetCol( int n ) { m_col = n; }
1043 void Set( int row, int col ) { m_row = row; m_col = col; }
1044
1045 wxGridCellCoords& operator=( const wxGridCellCoords& other )
1046 {
1047 if ( &other != this )
1048 {
1049 m_row=other.m_row;
1050 m_col=other.m_col;
1051 }
1052 return *this;
1053 }
1054
1055 bool operator==( const wxGridCellCoords& other ) const
1056 {
1057 return (m_row == other.m_row && m_col == other.m_col);
1058 }
1059
1060 bool operator!=( const wxGridCellCoords& other ) const
1061 {
1062 return (m_row != other.m_row || m_col != other.m_col);
1063 }
1064
1065 bool operator!() const
1066 {
1067 return (m_row == -1 && m_col == -1 );
1068 }
1069
1070 private:
1071 int m_row;
1072 int m_col;
1073 };
1074
1075
1076 // For comparisons...
1077 //
1078 extern WXDLLIMPEXP_ADV wxGridCellCoords wxGridNoCellCoords;
1079 extern WXDLLIMPEXP_ADV wxRect wxGridNoCellRect;
1080
1081 // An array of cell coords...
1082 //
1083 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellCoords, wxGridCellCoordsArray,
1084 class WXDLLIMPEXP_ADV);
1085
1086 // ----------------------------------------------------------------------------
1087 // wxGrid
1088 // ----------------------------------------------------------------------------
1089
1090 class WXDLLIMPEXP_ADV wxGrid : public wxScrolledWindow
1091 {
1092 public:
1093 wxGrid() ;
1094
1095 wxGrid( wxWindow *parent,
1096 wxWindowID id,
1097 const wxPoint& pos = wxDefaultPosition,
1098 const wxSize& size = wxDefaultSize,
1099 long style = wxWANTS_CHARS,
1100 const wxString& name = wxGridNameStr );
1101
1102 bool Create( wxWindow *parent,
1103 wxWindowID id,
1104 const wxPoint& pos = wxDefaultPosition,
1105 const wxSize& size = wxDefaultSize,
1106 long style = wxWANTS_CHARS,
1107 const wxString& name = wxGridNameStr );
1108
1109 virtual ~wxGrid();
1110
1111 enum wxGridSelectionModes {wxGridSelectCells,
1112 wxGridSelectRows,
1113 wxGridSelectColumns};
1114
1115 bool CreateGrid( int numRows, int numCols,
1116 wxGrid::wxGridSelectionModes selmode =
1117 wxGrid::wxGridSelectCells );
1118
1119 void SetSelectionMode(wxGrid::wxGridSelectionModes selmode);
1120 wxGrid::wxGridSelectionModes GetSelectionMode() const;
1121
1122 // ------ grid dimensions
1123 //
1124 int GetNumberRows() const { return m_numRows; }
1125 int GetNumberCols() const { return m_numCols; }
1126
1127
1128 // ------ display update functions
1129 //
1130 wxArrayInt CalcRowLabelsExposed( const wxRegion& reg ) const;
1131
1132 wxArrayInt CalcColLabelsExposed( const wxRegion& reg ) const;
1133 wxGridCellCoordsArray CalcCellsExposed( const wxRegion& reg ) const;
1134
1135
1136 // ------ event handlers
1137 //
1138 void ProcessRowLabelMouseEvent( wxMouseEvent& event );
1139 void ProcessColLabelMouseEvent( wxMouseEvent& event );
1140 void ProcessCornerLabelMouseEvent( wxMouseEvent& event );
1141 void ProcessGridCellMouseEvent( wxMouseEvent& event );
1142 bool ProcessTableMessage( wxGridTableMessage& );
1143
1144 void DoEndDragResizeRow();
1145 void DoEndDragResizeCol();
1146 void DoEndDragMoveCol();
1147
1148 wxGridTableBase * GetTable() const { return m_table; }
1149 bool SetTable( wxGridTableBase *table, bool takeOwnership = false,
1150 wxGrid::wxGridSelectionModes selmode =
1151 wxGrid::wxGridSelectCells );
1152
1153 void ClearGrid();
1154 bool InsertRows( int pos = 0, int numRows = 1, bool updateLabels = true );
1155 bool AppendRows( int numRows = 1, bool updateLabels = true );
1156 bool DeleteRows( int pos = 0, int numRows = 1, bool updateLabels = true );
1157 bool InsertCols( int pos = 0, int numCols = 1, bool updateLabels = true );
1158 bool AppendCols( int numCols = 1, bool updateLabels = true );
1159 bool DeleteCols( int pos = 0, int numCols = 1, bool updateLabels = true );
1160
1161 void DrawGridCellArea( wxDC& dc , const wxGridCellCoordsArray& cells );
1162 void DrawGridSpace( wxDC& dc );
1163 void DrawCellBorder( wxDC& dc, const wxGridCellCoords& );
1164 void DrawAllGridLines( wxDC& dc, const wxRegion & reg );
1165 void DrawCell( wxDC& dc, const wxGridCellCoords& );
1166 void DrawHighlight(wxDC& dc, const wxGridCellCoordsArray& cells);
1167
1168 // this function is called when the current cell highlight must be redrawn
1169 // and may be overridden by the user
1170 virtual void DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr );
1171
1172 virtual void DrawRowLabels( wxDC& dc, const wxArrayInt& rows );
1173 virtual void DrawRowLabel( wxDC& dc, int row );
1174
1175 virtual void DrawColLabels( wxDC& dc, const wxArrayInt& cols );
1176 virtual void DrawColLabel( wxDC& dc, int col );
1177
1178
1179 // ------ Cell text drawing functions
1180 //
1181 void DrawTextRectangle( wxDC& dc, const wxString&, const wxRect&,
1182 int horizontalAlignment = wxALIGN_LEFT,
1183 int verticalAlignment = wxALIGN_TOP,
1184 int textOrientation = wxHORIZONTAL );
1185
1186 void DrawTextRectangle( wxDC& dc, const wxArrayString& lines, const wxRect&,
1187 int horizontalAlignment = wxALIGN_LEFT,
1188 int verticalAlignment = wxALIGN_TOP,
1189 int textOrientation = wxHORIZONTAL );
1190
1191
1192 // Split a string containing newline characters into an array of
1193 // strings and return the number of lines
1194 //
1195 void StringToLines( const wxString& value, wxArrayString& lines ) const;
1196
1197 void GetTextBoxSize( const wxDC& dc,
1198 const wxArrayString& lines,
1199 long *width, long *height ) const;
1200
1201
1202 // ------
1203 // Code that does a lot of grid modification can be enclosed
1204 // between BeginBatch() and EndBatch() calls to avoid screen
1205 // flicker
1206 //
1207 void BeginBatch() { m_batchCount++; }
1208 void EndBatch();
1209
1210 int GetBatchCount() { return m_batchCount; }
1211
1212 virtual void Refresh(bool eraseb = true,
1213 const wxRect* rect = (const wxRect *) NULL);
1214
1215 // Use this, rather than wxWindow::Refresh(), to force an
1216 // immediate repainting of the grid. Has no effect if you are
1217 // already inside a BeginBatch / EndBatch block.
1218 //
1219 // This function is necessary because wxGrid has a minimal OnPaint()
1220 // handler to reduce screen flicker.
1221 //
1222 void ForceRefresh();
1223
1224
1225 // ------ edit control functions
1226 //
1227 bool IsEditable() const { return m_editable; }
1228 void EnableEditing( bool edit );
1229
1230 void EnableCellEditControl( bool enable = true );
1231 void DisableCellEditControl() { EnableCellEditControl(false); }
1232 bool CanEnableCellControl() const;
1233 bool IsCellEditControlEnabled() const;
1234 bool IsCellEditControlShown() const;
1235
1236 bool IsCurrentCellReadOnly() const;
1237
1238 void ShowCellEditControl();
1239 void HideCellEditControl();
1240 void SaveEditControlValue();
1241
1242
1243 // ------ grid location functions
1244 // Note that all of these functions work with the logical coordinates of
1245 // grid cells and labels so you will need to convert from device
1246 // coordinates for mouse events etc.
1247 //
1248 void XYToCell( int x, int y, wxGridCellCoords& ) const;
1249 int YToRow( int y ) const;
1250 int XToCol( int x, bool clipToMinMax = false ) const;
1251
1252 int YToEdgeOfRow( int y ) const;
1253 int XToEdgeOfCol( int x ) const;
1254
1255 wxRect CellToRect( int row, int col ) const;
1256 wxRect CellToRect( const wxGridCellCoords& coords ) const
1257 { return CellToRect( coords.GetRow(), coords.GetCol() ); }
1258
1259 int GetGridCursorRow() const { return m_currentCellCoords.GetRow(); }
1260 int GetGridCursorCol() const { return m_currentCellCoords.GetCol(); }
1261
1262 // check to see if a cell is either wholly visible (the default arg) or
1263 // at least partially visible in the grid window
1264 //
1265 bool IsVisible( int row, int col, bool wholeCellVisible = true ) const;
1266 bool IsVisible( const wxGridCellCoords& coords, bool wholeCellVisible = true ) const
1267 { return IsVisible( coords.GetRow(), coords.GetCol(), wholeCellVisible ); }
1268 void MakeCellVisible( int row, int col );
1269 void MakeCellVisible( const wxGridCellCoords& coords )
1270 { MakeCellVisible( coords.GetRow(), coords.GetCol() ); }
1271
1272
1273 // ------ grid cursor movement functions
1274 //
1275 void SetGridCursor( int row, int col )
1276 { SetCurrentCell( wxGridCellCoords(row, col) ); }
1277
1278 bool MoveCursorUp( bool expandSelection );
1279 bool MoveCursorDown( bool expandSelection );
1280 bool MoveCursorLeft( bool expandSelection );
1281 bool MoveCursorRight( bool expandSelection );
1282 bool MovePageDown();
1283 bool MovePageUp();
1284 bool MoveCursorUpBlock( bool expandSelection );
1285 bool MoveCursorDownBlock( bool expandSelection );
1286 bool MoveCursorLeftBlock( bool expandSelection );
1287 bool MoveCursorRightBlock( bool expandSelection );
1288
1289
1290 // ------ label and gridline formatting
1291 //
1292 int GetDefaultRowLabelSize() const { return WXGRID_DEFAULT_ROW_LABEL_WIDTH; }
1293 int GetRowLabelSize() const { return m_rowLabelWidth; }
1294 int GetDefaultColLabelSize() const { return WXGRID_DEFAULT_COL_LABEL_HEIGHT; }
1295 int GetColLabelSize() const { return m_colLabelHeight; }
1296 wxColour GetLabelBackgroundColour() const { return m_labelBackgroundColour; }
1297 wxColour GetLabelTextColour() const { return m_labelTextColour; }
1298 wxFont GetLabelFont() const { return m_labelFont; }
1299 void GetRowLabelAlignment( int *horiz, int *vert ) const;
1300 void GetColLabelAlignment( int *horiz, int *vert ) const;
1301 int GetColLabelTextOrientation() const;
1302 wxString GetRowLabelValue( int row ) const;
1303 wxString GetColLabelValue( int col ) const;
1304 wxColour GetGridLineColour() const { return m_gridLineColour; }
1305
1306 // these methods may be overridden to customize individual grid lines
1307 // appearance
1308 virtual wxPen GetDefaultGridLinePen();
1309 virtual wxPen GetRowGridLinePen(int row);
1310 virtual wxPen GetColGridLinePen(int col);
1311 wxColour GetCellHighlightColour() const { return m_cellHighlightColour; }
1312 int GetCellHighlightPenWidth() const { return m_cellHighlightPenWidth; }
1313 int GetCellHighlightROPenWidth() const { return m_cellHighlightROPenWidth; }
1314
1315 void SetRowLabelSize( int width );
1316 void SetColLabelSize( int height );
1317 void SetLabelBackgroundColour( const wxColour& );
1318 void SetLabelTextColour( const wxColour& );
1319 void SetLabelFont( const wxFont& );
1320 void SetRowLabelAlignment( int horiz, int vert );
1321 void SetColLabelAlignment( int horiz, int vert );
1322 void SetColLabelTextOrientation( int textOrientation );
1323 void SetRowLabelValue( int row, const wxString& );
1324 void SetColLabelValue( int col, const wxString& );
1325 void SetGridLineColour( const wxColour& );
1326 void SetCellHighlightColour( const wxColour& );
1327 void SetCellHighlightPenWidth(int width);
1328 void SetCellHighlightROPenWidth(int width);
1329
1330 void EnableDragRowSize( bool enable = true );
1331 void DisableDragRowSize() { EnableDragRowSize( false ); }
1332 bool CanDragRowSize() const { return m_canDragRowSize; }
1333 void EnableDragColSize( bool enable = true );
1334 void DisableDragColSize() { EnableDragColSize( false ); }
1335 bool CanDragColSize() const { return m_canDragColSize; }
1336 void EnableDragColMove( bool enable = true );
1337 void DisableDragColMove() { EnableDragColMove( false ); }
1338 bool CanDragColMove() const { return m_canDragColMove; }
1339 void EnableDragGridSize(bool enable = true);
1340 void DisableDragGridSize() { EnableDragGridSize(false); }
1341 bool CanDragGridSize() const { return m_canDragGridSize; }
1342
1343 void EnableDragCell( bool enable = true );
1344 void DisableDragCell() { EnableDragCell( false ); }
1345 bool CanDragCell() const { return m_canDragCell; }
1346
1347 // this sets the specified attribute for this cell or in this row/col
1348 void SetAttr(int row, int col, wxGridCellAttr *attr);
1349 void SetRowAttr(int row, wxGridCellAttr *attr);
1350 void SetColAttr(int col, wxGridCellAttr *attr);
1351
1352 // returns the attribute we may modify in place: a new one if this cell
1353 // doesn't have any yet or the existing one if it does
1354 //
1355 // DecRef() must be called on the returned pointer, as usual
1356 wxGridCellAttr *GetOrCreateCellAttr(int row, int col) const;
1357
1358
1359 // shortcuts for setting the column parameters
1360
1361 // set the format for the data in the column: default is string
1362 void SetColFormatBool(int col);
1363 void SetColFormatNumber(int col);
1364 void SetColFormatFloat(int col, int width = -1, int precision = -1);
1365 void SetColFormatCustom(int col, const wxString& typeName);
1366
1367 void EnableGridLines( bool enable = true );
1368 bool GridLinesEnabled() const { return m_gridLinesEnabled; }
1369
1370 // ------ row and col formatting
1371 //
1372 int GetDefaultRowSize() const;
1373 int GetRowSize( int row ) const;
1374 int GetDefaultColSize() const;
1375 int GetColSize( int col ) const;
1376 wxColour GetDefaultCellBackgroundColour() const;
1377 wxColour GetCellBackgroundColour( int row, int col ) const;
1378 wxColour GetDefaultCellTextColour() const;
1379 wxColour GetCellTextColour( int row, int col ) const;
1380 wxFont GetDefaultCellFont() const;
1381 wxFont GetCellFont( int row, int col ) const;
1382 void GetDefaultCellAlignment( int *horiz, int *vert ) const;
1383 void GetCellAlignment( int row, int col, int *horiz, int *vert ) const;
1384 bool GetDefaultCellOverflow() const;
1385 bool GetCellOverflow( int row, int col ) const;
1386 void GetCellSize( int row, int col, int *num_rows, int *num_cols ) const;
1387
1388 void SetDefaultRowSize( int height, bool resizeExistingRows = false );
1389 void SetRowSize( int row, int height );
1390 void SetDefaultColSize( int width, bool resizeExistingCols = false );
1391
1392 void SetColSize( int col, int width );
1393
1394 //Column positions
1395 int GetColAt( int colPos ) const
1396 {
1397 if ( m_colAt.IsEmpty() )
1398 return colPos;
1399 else
1400 return m_colAt[colPos];
1401 }
1402
1403 void SetColPos( int colID, int newPos );
1404
1405 int GetColPos( int colID ) const
1406 {
1407 if ( m_colAt.IsEmpty() )
1408 return colID;
1409 else
1410 {
1411 for ( int i = 0; i < m_numCols; i++ )
1412 {
1413 if ( m_colAt[i] == colID )
1414 return i;
1415 }
1416 }
1417
1418 return -1;
1419 }
1420
1421 // automatically size the column or row to fit to its contents, if
1422 // setAsMin is true, this optimal width will also be set as minimal width
1423 // for this column
1424 void AutoSizeColumn( int col, bool setAsMin = true )
1425 { AutoSizeColOrRow(col, setAsMin, wxGRID_COLUMN); }
1426 void AutoSizeRow( int row, bool setAsMin = true )
1427 { AutoSizeColOrRow(row, setAsMin, wxGRID_ROW); }
1428
1429 // auto size all columns (very ineffective for big grids!)
1430 void AutoSizeColumns( bool setAsMin = true )
1431 { (void)SetOrCalcColumnSizes(false, setAsMin); }
1432
1433 void AutoSizeRows( bool setAsMin = true )
1434 { (void)SetOrCalcRowSizes(false, setAsMin); }
1435
1436 // auto size the grid, that is make the columns/rows of the "right" size
1437 // and also set the grid size to just fit its contents
1438 void AutoSize();
1439
1440 // Note for both AutoSizeRowLabelSize and AutoSizeColLabelSize:
1441 // If col equals to wxGRID_AUTOSIZE value then function autosizes labels column
1442 // instead of data column. Note that this operation may be slow for large
1443 // tables.
1444 // autosize row height depending on label text
1445 void AutoSizeRowLabelSize( int row );
1446
1447 // autosize column width depending on label text
1448 void AutoSizeColLabelSize( int col );
1449
1450 // column won't be resized to be lesser width - this must be called during
1451 // the grid creation because it won't resize the column if it's already
1452 // narrower than the minimal width
1453 void SetColMinimalWidth( int col, int width );
1454 void SetRowMinimalHeight( int row, int width );
1455
1456 /* These members can be used to query and modify the minimal
1457 * acceptable size of grid rows and columns. Call this function in
1458 * your code which creates the grid if you want to display cells
1459 * with a size smaller than the default acceptable minimum size.
1460 * Like the members SetColMinimalWidth and SetRowMinimalWidth,
1461 * the existing rows or columns will not be checked/resized.
1462 */
1463 void SetColMinimalAcceptableWidth( int width );
1464 void SetRowMinimalAcceptableHeight( int width );
1465 int GetColMinimalAcceptableWidth() const;
1466 int GetRowMinimalAcceptableHeight() const;
1467
1468 void SetDefaultCellBackgroundColour( const wxColour& );
1469 void SetCellBackgroundColour( int row, int col, const wxColour& );
1470 void SetDefaultCellTextColour( const wxColour& );
1471
1472 void SetCellTextColour( int row, int col, const wxColour& );
1473 void SetDefaultCellFont( const wxFont& );
1474 void SetCellFont( int row, int col, const wxFont& );
1475 void SetDefaultCellAlignment( int horiz, int vert );
1476 void SetCellAlignment( int row, int col, int horiz, int vert );
1477 void SetDefaultCellOverflow( bool allow );
1478 void SetCellOverflow( int row, int col, bool allow );
1479 void SetCellSize( int row, int col, int num_rows, int num_cols );
1480
1481 // takes ownership of the pointer
1482 void SetDefaultRenderer(wxGridCellRenderer *renderer);
1483 void SetCellRenderer(int row, int col, wxGridCellRenderer *renderer);
1484 wxGridCellRenderer *GetDefaultRenderer() const;
1485 wxGridCellRenderer* GetCellRenderer(int row, int col) const;
1486
1487 // takes ownership of the pointer
1488 void SetDefaultEditor(wxGridCellEditor *editor);
1489 void SetCellEditor(int row, int col, wxGridCellEditor *editor);
1490 wxGridCellEditor *GetDefaultEditor() const;
1491 wxGridCellEditor* GetCellEditor(int row, int col) const;
1492
1493
1494
1495 // ------ cell value accessors
1496 //
1497 wxString GetCellValue( int row, int col ) const
1498 {
1499 if ( m_table )
1500 {
1501 return m_table->GetValue( row, col );
1502 }
1503 else
1504 {
1505 return wxEmptyString;
1506 }
1507 }
1508
1509 wxString GetCellValue( const wxGridCellCoords& coords ) const
1510 { return GetCellValue( coords.GetRow(), coords.GetCol() ); }
1511
1512 void SetCellValue( int row, int col, const wxString& s );
1513 void SetCellValue( const wxGridCellCoords& coords, const wxString& s )
1514 { SetCellValue( coords.GetRow(), coords.GetCol(), s ); }
1515
1516 // returns true if the cell can't be edited
1517 bool IsReadOnly(int row, int col) const;
1518
1519 // make the cell editable/readonly
1520 void SetReadOnly(int row, int col, bool isReadOnly = true);
1521
1522 // ------ select blocks of cells
1523 //
1524 void SelectRow( int row, bool addToSelected = false );
1525 void SelectCol( int col, bool addToSelected = false );
1526
1527 void SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
1528 bool addToSelected = false );
1529
1530 void SelectBlock( const wxGridCellCoords& topLeft,
1531 const wxGridCellCoords& bottomRight,
1532 bool addToSelected = false )
1533 { SelectBlock( topLeft.GetRow(), topLeft.GetCol(),
1534 bottomRight.GetRow(), bottomRight.GetCol(),
1535 addToSelected ); }
1536
1537 void SelectAll();
1538
1539 bool IsSelection() const;
1540
1541 // ------ deselect blocks or cells
1542 //
1543 void DeselectRow( int row );
1544 void DeselectCol( int col );
1545 void DeselectCell( int row, int col );
1546
1547 void ClearSelection();
1548
1549 bool IsInSelection( int row, int col ) const;
1550
1551 bool IsInSelection( const wxGridCellCoords& coords ) const
1552 { return IsInSelection( coords.GetRow(), coords.GetCol() ); }
1553
1554 wxGridCellCoordsArray GetSelectedCells() const;
1555 wxGridCellCoordsArray GetSelectionBlockTopLeft() const;
1556 wxGridCellCoordsArray GetSelectionBlockBottomRight() const;
1557 wxArrayInt GetSelectedRows() const;
1558 wxArrayInt GetSelectedCols() const;
1559
1560 // This function returns the rectangle that encloses the block of cells
1561 // limited by TopLeft and BottomRight cell in device coords and clipped
1562 // to the client size of the grid window.
1563 //
1564 wxRect BlockToDeviceRect( const wxGridCellCoords & topLeft,
1565 const wxGridCellCoords & bottomRight ) const;
1566
1567 // Access or update the selection fore/back colours
1568 wxColour GetSelectionBackground() const
1569 { return m_selectionBackground; }
1570 wxColour GetSelectionForeground() const
1571 { return m_selectionForeground; }
1572
1573 void SetSelectionBackground(const wxColour& c) { m_selectionBackground = c; }
1574 void SetSelectionForeground(const wxColour& c) { m_selectionForeground = c; }
1575
1576
1577 // Methods for a registry for mapping data types to Renderers/Editors
1578 void RegisterDataType(const wxString& typeName,
1579 wxGridCellRenderer* renderer,
1580 wxGridCellEditor* editor);
1581 // DJC MAPTEK
1582 virtual wxGridCellEditor* GetDefaultEditorForCell(int row, int col) const;
1583 wxGridCellEditor* GetDefaultEditorForCell(const wxGridCellCoords& c) const
1584 { return GetDefaultEditorForCell(c.GetRow(), c.GetCol()); }
1585 virtual wxGridCellRenderer* GetDefaultRendererForCell(int row, int col) const;
1586 virtual wxGridCellEditor* GetDefaultEditorForType(const wxString& typeName) const;
1587 virtual wxGridCellRenderer* GetDefaultRendererForType(const wxString& typeName) const;
1588
1589 // grid may occupy more space than needed for its rows/columns, this
1590 // function allows to set how big this extra space is
1591 void SetMargins(int extraWidth, int extraHeight)
1592 {
1593 m_extraWidth = extraWidth;
1594 m_extraHeight = extraHeight;
1595
1596 CalcDimensions();
1597 }
1598
1599 // Accessors for component windows
1600 wxWindow* GetGridWindow() const { return (wxWindow*)m_gridWin; }
1601 wxWindow* GetGridRowLabelWindow() const { return (wxWindow*)m_rowLabelWin; }
1602 wxWindow* GetGridColLabelWindow() const { return (wxWindow*)m_colLabelWin; }
1603 wxWindow* GetGridCornerLabelWindow() const { return (wxWindow*)m_cornerLabelWin; }
1604
1605 // Allow adjustment of scroll increment. The default is (15, 15).
1606 void SetScrollLineX(int x) { m_scrollLineX = x; }
1607 void SetScrollLineY(int y) { m_scrollLineY = y; }
1608 int GetScrollLineX() const { return m_scrollLineX; }
1609 int GetScrollLineY() const { return m_scrollLineY; }
1610
1611 // Implementation
1612 int GetScrollX(int x) const
1613 {
1614 return (x + GetScrollLineX() - 1) / GetScrollLineX();
1615 }
1616
1617 int GetScrollY(int y) const
1618 {
1619 return (y + GetScrollLineY() - 1) / GetScrollLineY();
1620 }
1621
1622
1623 // override some base class functions
1624 virtual bool Enable(bool enable = true);
1625
1626
1627 // ------ For compatibility with previous wxGrid only...
1628 //
1629 // ************************************************
1630 // ** Don't use these in new code because they **
1631 // ** are liable to disappear in a future **
1632 // ** revision **
1633 // ************************************************
1634 //
1635
1636 wxGrid( wxWindow *parent,
1637 int x, int y, int w = wxDefaultCoord, int h = wxDefaultCoord,
1638 long style = wxWANTS_CHARS,
1639 const wxString& name = wxPanelNameStr )
1640 : wxScrolledWindow( parent, wxID_ANY, wxPoint(x,y), wxSize(w,h),
1641 (style|wxWANTS_CHARS), name )
1642 {
1643 Create();
1644 }
1645
1646 void SetCellValue( const wxString& val, int row, int col )
1647 { SetCellValue( row, col, val ); }
1648
1649 void UpdateDimensions()
1650 { CalcDimensions(); }
1651
1652 int GetRows() const { return GetNumberRows(); }
1653 int GetCols() const { return GetNumberCols(); }
1654 int GetCursorRow() const { return GetGridCursorRow(); }
1655 int GetCursorColumn() const { return GetGridCursorCol(); }
1656
1657 int GetScrollPosX() const { return 0; }
1658 int GetScrollPosY() const { return 0; }
1659
1660 void SetScrollX( int WXUNUSED(x) ) { }
1661 void SetScrollY( int WXUNUSED(y) ) { }
1662
1663 void SetColumnWidth( int col, int width )
1664 { SetColSize( col, width ); }
1665
1666 int GetColumnWidth( int col ) const
1667 { return GetColSize( col ); }
1668
1669 void SetRowHeight( int row, int height )
1670 { SetRowSize( row, height ); }
1671
1672 // GetRowHeight() is below
1673
1674 int GetViewHeight() const // returned num whole rows visible
1675 { return 0; }
1676
1677 int GetViewWidth() const // returned num whole cols visible
1678 { return 0; }
1679
1680 void SetLabelSize( int orientation, int sz )
1681 {
1682 if ( orientation == wxHORIZONTAL )
1683 SetColLabelSize( sz );
1684 else
1685 SetRowLabelSize( sz );
1686 }
1687
1688 int GetLabelSize( int orientation ) const
1689 {
1690 if ( orientation == wxHORIZONTAL )
1691 return GetColLabelSize();
1692 else
1693 return GetRowLabelSize();
1694 }
1695
1696 void SetLabelAlignment( int orientation, int align )
1697 {
1698 if ( orientation == wxHORIZONTAL )
1699 SetColLabelAlignment( align, -1 );
1700 else
1701 SetRowLabelAlignment( align, -1 );
1702 }
1703
1704 int GetLabelAlignment( int orientation, int WXUNUSED(align) ) const
1705 {
1706 int h, v;
1707 if ( orientation == wxHORIZONTAL )
1708 {
1709 GetColLabelAlignment( &h, &v );
1710 return h;
1711 }
1712 else
1713 {
1714 GetRowLabelAlignment( &h, &v );
1715 return h;
1716 }
1717 }
1718
1719 void SetLabelValue( int orientation, const wxString& val, int pos )
1720 {
1721 if ( orientation == wxHORIZONTAL )
1722 SetColLabelValue( pos, val );
1723 else
1724 SetRowLabelValue( pos, val );
1725 }
1726
1727 wxString GetLabelValue( int orientation, int pos) const
1728 {
1729 if ( orientation == wxHORIZONTAL )
1730 return GetColLabelValue( pos );
1731 else
1732 return GetRowLabelValue( pos );
1733 }
1734
1735 wxFont GetCellTextFont() const
1736 { return m_defaultCellAttr->GetFont(); }
1737
1738 wxFont GetCellTextFont(int WXUNUSED(row), int WXUNUSED(col)) const
1739 { return m_defaultCellAttr->GetFont(); }
1740
1741 void SetCellTextFont(const wxFont& fnt)
1742 { SetDefaultCellFont( fnt ); }
1743
1744 void SetCellTextFont(const wxFont& fnt, int row, int col)
1745 { SetCellFont( row, col, fnt ); }
1746
1747 void SetCellTextColour(const wxColour& val, int row, int col)
1748 { SetCellTextColour( row, col, val ); }
1749
1750 void SetCellTextColour(const wxColour& col)
1751 { SetDefaultCellTextColour( col ); }
1752
1753 void SetCellBackgroundColour(const wxColour& col)
1754 { SetDefaultCellBackgroundColour( col ); }
1755
1756 void SetCellBackgroundColour(const wxColour& colour, int row, int col)
1757 { SetCellBackgroundColour( row, col, colour ); }
1758
1759 bool GetEditable() const { return IsEditable(); }
1760 void SetEditable( bool edit = true ) { EnableEditing( edit ); }
1761 bool GetEditInPlace() const { return IsCellEditControlEnabled(); }
1762
1763 void SetEditInPlace(bool WXUNUSED(edit) = true) { }
1764
1765 void SetCellAlignment( int align, int row, int col)
1766 { SetCellAlignment(row, col, align, wxALIGN_CENTER); }
1767 void SetCellAlignment( int WXUNUSED(align) ) {}
1768 void SetCellBitmap(wxBitmap *WXUNUSED(bitmap), int WXUNUSED(row), int WXUNUSED(col))
1769 { }
1770 void SetDividerPen(const wxPen& WXUNUSED(pen)) { }
1771 wxPen& GetDividerPen() const;
1772 void OnActivate(bool WXUNUSED(active)) {}
1773
1774 // ******** End of compatibility functions **********
1775
1776
1777
1778 // ------ control IDs
1779 enum { wxGRID_CELLCTRL = 2000,
1780 wxGRID_TOPCTRL };
1781
1782 // ------ control types
1783 enum { wxGRID_TEXTCTRL = 2100,
1784 wxGRID_CHECKBOX,
1785 wxGRID_CHOICE,
1786 wxGRID_COMBOBOX };
1787
1788 // overridden wxWindow methods
1789 virtual void Fit();
1790
1791 // implementation only
1792 void CancelMouseCapture();
1793
1794 protected:
1795 virtual wxSize DoGetBestSize() const;
1796
1797 bool m_created;
1798
1799 wxGridWindow *m_gridWin;
1800 wxGridRowLabelWindow *m_rowLabelWin;
1801 wxGridColLabelWindow *m_colLabelWin;
1802 wxGridCornerLabelWindow *m_cornerLabelWin;
1803
1804 wxGridTableBase *m_table;
1805 bool m_ownTable;
1806
1807 int m_numRows;
1808 int m_numCols;
1809
1810 wxGridCellCoords m_currentCellCoords;
1811
1812 wxGridCellCoords m_selectingTopLeft;
1813 wxGridCellCoords m_selectingBottomRight;
1814 wxGridCellCoords m_selectingKeyboard;
1815 wxGridSelection *m_selection;
1816 wxColour m_selectionBackground;
1817 wxColour m_selectionForeground;
1818
1819 // NB: *never* access m_row/col arrays directly because they are created
1820 // on demand, *always* use accessor functions instead!
1821
1822 // init the m_rowHeights/Bottoms arrays with default values
1823 void InitRowHeights();
1824
1825 int m_defaultRowHeight;
1826 int m_minAcceptableRowHeight;
1827 wxArrayInt m_rowHeights;
1828 wxArrayInt m_rowBottoms;
1829
1830 // init the m_colWidths/Rights arrays
1831 void InitColWidths();
1832
1833 int m_defaultColWidth;
1834 int m_minAcceptableColWidth;
1835 wxArrayInt m_colWidths;
1836 wxArrayInt m_colRights;
1837
1838 // get the col/row coords
1839 int GetColWidth(int col) const;
1840 int GetColLeft(int col) const;
1841 int GetColRight(int col) const;
1842
1843 // this function must be public for compatibility...
1844 public:
1845 int GetRowHeight(int row) const;
1846 protected:
1847
1848 int GetRowTop(int row) const;
1849 int GetRowBottom(int row) const;
1850
1851 int m_rowLabelWidth;
1852 int m_colLabelHeight;
1853
1854 // the size of the margin left to the right and bottom of the cell area
1855 int m_extraWidth,
1856 m_extraHeight;
1857
1858 wxColour m_labelBackgroundColour;
1859 wxColour m_labelTextColour;
1860 wxFont m_labelFont;
1861
1862 int m_rowLabelHorizAlign;
1863 int m_rowLabelVertAlign;
1864 int m_colLabelHorizAlign;
1865 int m_colLabelVertAlign;
1866 int m_colLabelTextOrientation;
1867
1868 bool m_defaultRowLabelValues;
1869 bool m_defaultColLabelValues;
1870
1871 wxColour m_gridLineColour;
1872 bool m_gridLinesEnabled;
1873 wxColour m_cellHighlightColour;
1874 int m_cellHighlightPenWidth;
1875 int m_cellHighlightROPenWidth;
1876
1877
1878 // common part of AutoSizeColumn/Row() and GetBestSize()
1879 int SetOrCalcColumnSizes(bool calcOnly, bool setAsMin = true);
1880 int SetOrCalcRowSizes(bool calcOnly, bool setAsMin = true);
1881
1882 // common part of AutoSizeColumn/Row()
1883 void AutoSizeColOrRow(int n, bool setAsMin, wxGridDirection direction);
1884
1885 // Calculate the minimum acceptable size for labels area
1886 wxCoord CalcColOrRowLabelAreaMinSize(wxGridDirection direction);
1887
1888 // if a column has a minimal width, it will be the value for it in this
1889 // hash table
1890 wxLongToLongHashMap m_colMinWidths,
1891 m_rowMinHeights;
1892
1893 // get the minimal width of the given column/row
1894 int GetColMinimalWidth(int col) const;
1895 int GetRowMinimalHeight(int col) const;
1896
1897 // do we have some place to store attributes in?
1898 bool CanHaveAttributes() const;
1899
1900 // cell attribute cache (currently we only cache 1, may be will do
1901 // more/better later)
1902 struct CachedAttr
1903 {
1904 int row, col;
1905 wxGridCellAttr *attr;
1906 } m_attrCache;
1907
1908 // invalidates the attribute cache
1909 void ClearAttrCache();
1910
1911 // adds an attribute to cache
1912 void CacheAttr(int row, int col, wxGridCellAttr *attr) const;
1913
1914 // looks for an attr in cache, returns true if found
1915 bool LookupAttr(int row, int col, wxGridCellAttr **attr) const;
1916
1917 // looks for the attr in cache, if not found asks the table and caches the
1918 // result
1919 wxGridCellAttr *GetCellAttr(int row, int col) const;
1920 wxGridCellAttr *GetCellAttr(const wxGridCellCoords& coords ) const
1921 { return GetCellAttr( coords.GetRow(), coords.GetCol() ); }
1922
1923 // the default cell attr object for cells that don't have their own
1924 wxGridCellAttr* m_defaultCellAttr;
1925
1926
1927 bool m_inOnKeyDown;
1928 int m_batchCount;
1929
1930
1931 wxGridTypeRegistry* m_typeRegistry;
1932
1933 enum CursorMode
1934 {
1935 WXGRID_CURSOR_SELECT_CELL,
1936 WXGRID_CURSOR_RESIZE_ROW,
1937 WXGRID_CURSOR_RESIZE_COL,
1938 WXGRID_CURSOR_SELECT_ROW,
1939 WXGRID_CURSOR_SELECT_COL,
1940 WXGRID_CURSOR_MOVE_COL
1941 };
1942
1943 // this method not only sets m_cursorMode but also sets the correct cursor
1944 // for the given mode and, if captureMouse is not false releases the mouse
1945 // if it was captured and captures it if it must be captured
1946 //
1947 // for this to work, you should always use it and not set m_cursorMode
1948 // directly!
1949 void ChangeCursorMode(CursorMode mode,
1950 wxWindow *win = (wxWindow *)NULL,
1951 bool captureMouse = true);
1952
1953 wxWindow *m_winCapture; // the window which captured the mouse
1954 CursorMode m_cursorMode;
1955
1956 //Column positions
1957 wxArrayInt m_colAt;
1958 int m_moveToCol;
1959
1960 bool m_canDragRowSize;
1961 bool m_canDragColSize;
1962 bool m_canDragColMove;
1963 bool m_canDragGridSize;
1964 bool m_canDragCell;
1965 int m_dragLastPos;
1966 int m_dragRowOrCol;
1967 bool m_isDragging;
1968 wxPoint m_startDragPos;
1969
1970 bool m_waitForSlowClick;
1971
1972 wxGridCellCoords m_selectionStart;
1973
1974 wxCursor m_rowResizeCursor;
1975 wxCursor m_colResizeCursor;
1976
1977 bool m_editable; // applies to whole grid
1978 bool m_cellEditCtrlEnabled; // is in-place edit currently shown?
1979
1980 int m_scrollLineX; // X scroll increment
1981 int m_scrollLineY; // Y scroll increment
1982
1983 void Create();
1984 void Init();
1985 void CalcDimensions();
1986 void CalcWindowSizes();
1987 bool Redimension( wxGridTableMessage& );
1988
1989
1990 int SendEvent( const wxEventType, int row, int col, wxMouseEvent& );
1991 int SendEvent( const wxEventType, int row, int col );
1992 int SendEvent( const wxEventType type)
1993 {
1994 return SendEvent(type,
1995 m_currentCellCoords.GetRow(),
1996 m_currentCellCoords.GetCol());
1997 }
1998
1999 void OnPaint( wxPaintEvent& );
2000 void OnSize( wxSizeEvent& );
2001 void OnKeyDown( wxKeyEvent& );
2002 void OnKeyUp( wxKeyEvent& );
2003 void OnChar( wxKeyEvent& );
2004 void OnEraseBackground( wxEraseEvent& );
2005
2006
2007 void SetCurrentCell( const wxGridCellCoords& coords );
2008 void SetCurrentCell( int row, int col )
2009 { SetCurrentCell( wxGridCellCoords(row, col) ); }
2010
2011 void HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol );
2012
2013 void HighlightBlock( const wxGridCellCoords& topLeft,
2014 const wxGridCellCoords& bottomRight )
2015 { HighlightBlock( topLeft.GetRow(), topLeft.GetCol(),
2016 bottomRight.GetRow(), bottomRight.GetCol() ); }
2017
2018 // ------ functions to get/send data (see also public functions)
2019 //
2020 bool GetModelValues();
2021 bool SetModelValues();
2022
2023 friend class WXDLLIMPEXP_FWD_ADV wxGridSelection;
2024
2025 DECLARE_DYNAMIC_CLASS( wxGrid )
2026 DECLARE_EVENT_TABLE()
2027 DECLARE_NO_COPY_CLASS(wxGrid)
2028 };
2029
2030 // ----------------------------------------------------------------------------
2031 // wxGridUpdateLocker prevents updates to a grid during its lifetime
2032 // ----------------------------------------------------------------------------
2033
2034 class WXDLLIMPEXP_ADV wxGridUpdateLocker
2035 {
2036 public:
2037 // if the pointer is NULL, Create() can be called later
2038 wxGridUpdateLocker(wxGrid *grid = NULL)
2039 {
2040 Init(grid);
2041 }
2042
2043 // can be called if ctor was used with a NULL pointer, must not be called
2044 // more than once
2045 void Create(wxGrid *grid)
2046 {
2047 wxASSERT_MSG( !m_grid, _T("shouldn't be called more than once") );
2048
2049 Init(grid);
2050 }
2051
2052 ~wxGridUpdateLocker()
2053 {
2054 if ( m_grid )
2055 m_grid->EndBatch();
2056 }
2057
2058 private:
2059 void Init(wxGrid *grid)
2060 {
2061 m_grid = grid;
2062 if ( m_grid )
2063 m_grid->BeginBatch();
2064 }
2065
2066 wxGrid *m_grid;
2067
2068 DECLARE_NO_COPY_CLASS(wxGridUpdateLocker)
2069 };
2070
2071 // ----------------------------------------------------------------------------
2072 // Grid event class and event types
2073 // ----------------------------------------------------------------------------
2074
2075 class WXDLLIMPEXP_ADV wxGridEvent : public wxNotifyEvent
2076 {
2077 public:
2078 wxGridEvent()
2079 : wxNotifyEvent(), m_row(-1), m_col(-1), m_x(-1), m_y(-1),
2080 m_selecting(0), m_control(0), m_meta(0), m_shift(0), m_alt(0)
2081 {
2082 }
2083
2084 wxGridEvent(int id, wxEventType type, wxObject* obj,
2085 int row=-1, int col=-1, int x=-1, int y=-1, bool sel = true,
2086 bool control = false, bool shift = false, bool alt = false, bool meta = false);
2087
2088 virtual int GetRow() { return m_row; }
2089 virtual int GetCol() { return m_col; }
2090 wxPoint GetPosition() { return wxPoint( m_x, m_y ); }
2091 bool Selecting() { return m_selecting; }
2092 bool ControlDown() { return m_control; }
2093 bool MetaDown() { return m_meta; }
2094 bool ShiftDown() { return m_shift; }
2095 bool AltDown() { return m_alt; }
2096 bool CmdDown()
2097 {
2098 #if defined(__WXMAC__) || defined(__WXCOCOA__)
2099 return MetaDown();
2100 #else
2101 return ControlDown();
2102 #endif
2103 }
2104
2105 virtual wxEvent *Clone() const { return new wxGridEvent(*this); }
2106
2107 protected:
2108 int m_row;
2109 int m_col;
2110 int m_x;
2111 int m_y;
2112 bool m_selecting;
2113 bool m_control;
2114 bool m_meta;
2115 bool m_shift;
2116 bool m_alt;
2117
2118 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridEvent)
2119 };
2120
2121 class WXDLLIMPEXP_ADV wxGridSizeEvent : public wxNotifyEvent
2122 {
2123 public:
2124 wxGridSizeEvent()
2125 : wxNotifyEvent(), m_rowOrCol(-1), m_x(-1), m_y(-1),
2126 m_control(0), m_meta(0), m_shift(0), m_alt(0)
2127 {
2128 }
2129
2130 wxGridSizeEvent(int id, wxEventType type, wxObject* obj,
2131 int rowOrCol=-1, int x=-1, int y=-1,
2132 bool control = false, bool shift = false, bool alt = false, bool meta = false);
2133
2134 int GetRowOrCol() { return m_rowOrCol; }
2135 wxPoint GetPosition() { return wxPoint( m_x, m_y ); }
2136 bool ControlDown() { return m_control; }
2137 bool MetaDown() { return m_meta; }
2138 bool ShiftDown() { return m_shift; }
2139 bool AltDown() { return m_alt; }
2140 bool CmdDown()
2141 {
2142 #if defined(__WXMAC__) || defined(__WXCOCOA__)
2143 return MetaDown();
2144 #else
2145 return ControlDown();
2146 #endif
2147 }
2148
2149 virtual wxEvent *Clone() const { return new wxGridSizeEvent(*this); }
2150
2151 protected:
2152 int m_rowOrCol;
2153 int m_x;
2154 int m_y;
2155 bool m_control;
2156 bool m_meta;
2157 bool m_shift;
2158 bool m_alt;
2159
2160 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridSizeEvent)
2161 };
2162
2163
2164 class WXDLLIMPEXP_ADV wxGridRangeSelectEvent : public wxNotifyEvent
2165 {
2166 public:
2167 wxGridRangeSelectEvent()
2168 : wxNotifyEvent()
2169 {
2170 m_topLeft = wxGridNoCellCoords;
2171 m_bottomRight = wxGridNoCellCoords;
2172 m_selecting = false;
2173 m_control = false;
2174 m_meta = false;
2175 m_shift = false;
2176 m_alt = false;
2177 }
2178
2179 wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
2180 const wxGridCellCoords& topLeft,
2181 const wxGridCellCoords& bottomRight,
2182 bool sel = true,
2183 bool control = false, bool shift = false,
2184 bool alt = false, bool meta = false);
2185
2186 wxGridCellCoords GetTopLeftCoords() { return m_topLeft; }
2187 wxGridCellCoords GetBottomRightCoords() { return m_bottomRight; }
2188 int GetTopRow() { return m_topLeft.GetRow(); }
2189 int GetBottomRow() { return m_bottomRight.GetRow(); }
2190 int GetLeftCol() { return m_topLeft.GetCol(); }
2191 int GetRightCol() { return m_bottomRight.GetCol(); }
2192 bool Selecting() { return m_selecting; }
2193 bool ControlDown() { return m_control; }
2194 bool MetaDown() { return m_meta; }
2195 bool ShiftDown() { return m_shift; }
2196 bool AltDown() { return m_alt; }
2197 bool CmdDown()
2198 {
2199 #if defined(__WXMAC__) || defined(__WXCOCOA__)
2200 return MetaDown();
2201 #else
2202 return ControlDown();
2203 #endif
2204 }
2205
2206 virtual wxEvent *Clone() const { return new wxGridRangeSelectEvent(*this); }
2207
2208 protected:
2209 wxGridCellCoords m_topLeft;
2210 wxGridCellCoords m_bottomRight;
2211 bool m_selecting;
2212 bool m_control;
2213 bool m_meta;
2214 bool m_shift;
2215 bool m_alt;
2216
2217 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridRangeSelectEvent)
2218 };
2219
2220
2221 class WXDLLIMPEXP_ADV wxGridEditorCreatedEvent : public wxCommandEvent {
2222 public:
2223 wxGridEditorCreatedEvent()
2224 : wxCommandEvent()
2225 {
2226 m_row = 0;
2227 m_col = 0;
2228 m_ctrl = NULL;
2229 }
2230
2231 wxGridEditorCreatedEvent(int id, wxEventType type, wxObject* obj,
2232 int row, int col, wxControl* ctrl);
2233
2234 int GetRow() { return m_row; }
2235 int GetCol() { return m_col; }
2236 wxControl* GetControl() { return m_ctrl; }
2237 void SetRow(int row) { m_row = row; }
2238 void SetCol(int col) { m_col = col; }
2239 void SetControl(wxControl* ctrl) { m_ctrl = ctrl; }
2240
2241 virtual wxEvent *Clone() const { return new wxGridEditorCreatedEvent(*this); }
2242
2243 private:
2244 int m_row;
2245 int m_col;
2246 wxControl* m_ctrl;
2247
2248 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridEditorCreatedEvent)
2249 };
2250
2251
2252 BEGIN_DECLARE_EVENT_TYPES()
2253 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_CELL_LEFT_CLICK, 1580)
2254 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_CELL_RIGHT_CLICK, 1581)
2255 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_CELL_LEFT_DCLICK, 1582)
2256 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_CELL_RIGHT_DCLICK, 1583)
2257 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_LABEL_LEFT_CLICK, 1584)
2258 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_LABEL_RIGHT_CLICK, 1585)
2259 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_LABEL_LEFT_DCLICK, 1586)
2260 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_LABEL_RIGHT_DCLICK, 1587)
2261 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_ROW_SIZE, 1588)
2262 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_COL_SIZE, 1589)
2263 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_RANGE_SELECT, 1590)
2264 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_CELL_CHANGE, 1591)
2265 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_SELECT_CELL, 1592)
2266 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_EDITOR_SHOWN, 1593)
2267 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_EDITOR_HIDDEN, 1594)
2268 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_EDITOR_CREATED, 1595)
2269 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_ADV, wxEVT_GRID_CELL_BEGIN_DRAG, 1596)
2270 END_DECLARE_EVENT_TYPES()
2271
2272
2273 typedef void (wxEvtHandler::*wxGridEventFunction)(wxGridEvent&);
2274 typedef void (wxEvtHandler::*wxGridSizeEventFunction)(wxGridSizeEvent&);
2275 typedef void (wxEvtHandler::*wxGridRangeSelectEventFunction)(wxGridRangeSelectEvent&);
2276 typedef void (wxEvtHandler::*wxGridEditorCreatedEventFunction)(wxGridEditorCreatedEvent&);
2277
2278 #define wxGridEventHandler(func) \
2279 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridEventFunction, &func)
2280
2281 #define wxGridSizeEventHandler(func) \
2282 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridSizeEventFunction, &func)
2283
2284 #define wxGridRangeSelectEventHandler(func) \
2285 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridRangeSelectEventFunction, &func)
2286
2287 #define wxGridEditorCreatedEventHandler(func) \
2288 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridEditorCreatedEventFunction, &func)
2289
2290 #define wx__DECLARE_GRIDEVT(evt, id, fn) \
2291 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridEventHandler(fn))
2292
2293 #define wx__DECLARE_GRIDSIZEEVT(evt, id, fn) \
2294 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridSizeEventHandler(fn))
2295
2296 #define wx__DECLARE_GRIDRANGESELEVT(evt, id, fn) \
2297 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridRangeSelectEventHandler(fn))
2298
2299 #define wx__DECLARE_GRIDEDITOREVT(evt, id, fn) \
2300 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridEditorCreatedEventHandler(fn))
2301
2302 #define EVT_GRID_CMD_CELL_LEFT_CLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_LEFT_CLICK, id, fn)
2303 #define EVT_GRID_CMD_CELL_RIGHT_CLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_RIGHT_CLICK, id, fn)
2304 #define EVT_GRID_CMD_CELL_LEFT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_LEFT_DCLICK, id, fn)
2305 #define EVT_GRID_CMD_CELL_RIGHT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_RIGHT_DCLICK, id, fn)
2306 #define EVT_GRID_CMD_LABEL_LEFT_CLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_LEFT_CLICK, id, fn)
2307 #define EVT_GRID_CMD_LABEL_RIGHT_CLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_RIGHT_CLICK, id, fn)
2308 #define EVT_GRID_CMD_LABEL_LEFT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_LEFT_DCLICK, id, fn)
2309 #define EVT_GRID_CMD_LABEL_RIGHT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_RIGHT_DCLICK, id, fn)
2310 #define EVT_GRID_CMD_ROW_SIZE(id, fn) wx__DECLARE_GRIDSIZEEVT(ROW_SIZE, id, fn)
2311 #define EVT_GRID_CMD_COL_SIZE(id, fn) wx__DECLARE_GRIDSIZEEVT(COL_SIZE, id, fn)
2312 #define EVT_GRID_CMD_RANGE_SELECT(id, fn) wx__DECLARE_GRIDRANGESELEVT(RANGE_SELECT, id, fn)
2313 #define EVT_GRID_CMD_CELL_CHANGE(id, fn) wx__DECLARE_GRIDEVT(CELL_CHANGE, id, fn)
2314 #define EVT_GRID_CMD_SELECT_CELL(id, fn) wx__DECLARE_GRIDEVT(SELECT_CELL, id, fn)
2315 #define EVT_GRID_CMD_EDITOR_SHOWN(id, fn) wx__DECLARE_GRIDEVT(EDITOR_SHOWN, id, fn)
2316 #define EVT_GRID_CMD_EDITOR_HIDDEN(id, fn) wx__DECLARE_GRIDEVT(EDITOR_HIDDEN, id, fn)
2317 #define EVT_GRID_CMD_EDITOR_CREATED(id, fn) wx__DECLARE_GRIDEDITOREVT(EDITOR_CREATED, id, fn)
2318 #define EVT_GRID_CMD_CELL_BEGIN_DRAG(id, fn) wx__DECLARE_GRIDEVT(CELL_BEGIN_DRAG, id, fn)
2319
2320 // same as above but for any id (exists mainly for backwards compatibility but
2321 // then it's also true that you rarely have multiple grid in the same window)
2322 #define EVT_GRID_CELL_LEFT_CLICK(fn) EVT_GRID_CMD_CELL_LEFT_CLICK(wxID_ANY, fn)
2323 #define EVT_GRID_CELL_RIGHT_CLICK(fn) EVT_GRID_CMD_CELL_RIGHT_CLICK(wxID_ANY, fn)
2324 #define EVT_GRID_CELL_LEFT_DCLICK(fn) EVT_GRID_CMD_CELL_LEFT_DCLICK(wxID_ANY, fn)
2325 #define EVT_GRID_CELL_RIGHT_DCLICK(fn) EVT_GRID_CMD_CELL_RIGHT_DCLICK(wxID_ANY, fn)
2326 #define EVT_GRID_LABEL_LEFT_CLICK(fn) EVT_GRID_CMD_LABEL_LEFT_CLICK(wxID_ANY, fn)
2327 #define EVT_GRID_LABEL_RIGHT_CLICK(fn) EVT_GRID_CMD_LABEL_RIGHT_CLICK(wxID_ANY, fn)
2328 #define EVT_GRID_LABEL_LEFT_DCLICK(fn) EVT_GRID_CMD_LABEL_LEFT_DCLICK(wxID_ANY, fn)
2329 #define EVT_GRID_LABEL_RIGHT_DCLICK(fn) EVT_GRID_CMD_LABEL_RIGHT_DCLICK(wxID_ANY, fn)
2330 #define EVT_GRID_ROW_SIZE(fn) EVT_GRID_CMD_ROW_SIZE(wxID_ANY, fn)
2331 #define EVT_GRID_COL_SIZE(fn) EVT_GRID_CMD_COL_SIZE(wxID_ANY, fn)
2332 #define EVT_GRID_RANGE_SELECT(fn) EVT_GRID_CMD_RANGE_SELECT(wxID_ANY, fn)
2333 #define EVT_GRID_CELL_CHANGE(fn) EVT_GRID_CMD_CELL_CHANGE(wxID_ANY, fn)
2334 #define EVT_GRID_SELECT_CELL(fn) EVT_GRID_CMD_SELECT_CELL(wxID_ANY, fn)
2335 #define EVT_GRID_EDITOR_SHOWN(fn) EVT_GRID_CMD_EDITOR_SHOWN(wxID_ANY, fn)
2336 #define EVT_GRID_EDITOR_HIDDEN(fn) EVT_GRID_CMD_EDITOR_HIDDEN(wxID_ANY, fn)
2337 #define EVT_GRID_EDITOR_CREATED(fn) EVT_GRID_CMD_EDITOR_CREATED(wxID_ANY, fn)
2338 #define EVT_GRID_CELL_BEGIN_DRAG(fn) EVT_GRID_CMD_CELL_BEGIN_DRAG(wxID_ANY, fn)
2339
2340 #if 0 // TODO: implement these ? others ?
2341
2342 extern const int wxEVT_GRID_CREATE_CELL;
2343 extern const int wxEVT_GRID_CHANGE_LABELS;
2344 extern const int wxEVT_GRID_CHANGE_SEL_LABEL;
2345
2346 #define EVT_GRID_CREATE_CELL(fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CREATE_CELL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
2347 #define EVT_GRID_CHANGE_LABELS(fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_LABELS, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
2348 #define EVT_GRID_CHANGE_SEL_LABEL(fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_SEL_LABEL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
2349
2350 #endif
2351
2352 #endif // wxUSE_GRID
2353 #endif // _WX_GENERIC_GRID_H_